FR2752024B1 - Support d'arbre cassant a l'apparition d'un balourd - Google Patents

Support d'arbre cassant a l'apparition d'un balourd

Info

Publication number
FR2752024B1
FR2752024B1 FR9609703A FR9609703A FR2752024B1 FR 2752024 B1 FR2752024 B1 FR 2752024B1 FR 9609703 A FR9609703 A FR 9609703A FR 9609703 A FR9609703 A FR 9609703A FR 2752024 B1 FR2752024 B1 FR 2752024B1
Authority
FR
France
Prior art keywords
balourd
appearance
shaft support
support breaking
breaking
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
FR9609703A
Other languages
English (en)
Other versions
FR2752024A1 (fr
Inventor
Daniel Jean Marie Martin
Jean Pierre Mascarell
Patrick Charles Georges Morel
Pierre Etienne Mosser
Bien Aime Oliv Rakotondrainibe
Guy Vieillefond
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
Original Assignee
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
SNECMA SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA, SNECMA SAS filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Priority to FR9609703A priority Critical patent/FR2752024B1/fr
Publication of FR2752024A1 publication Critical patent/FR2752024A1/fr
Application granted granted Critical
Publication of FR2752024B1 publication Critical patent/FR2752024B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/04—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position
    • F01D21/045—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position special arrangements in stators or in rotors dealing with breaking-off of part of rotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • F01D25/162—Bearing supports
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
    • F16B35/041—Specially-shaped shafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P5/00—Emergency means for rendering ineffective a coupling conveying reciprocating movement if the motion of the driven part is prematurely resisted
    • F16P5/005—Overload protection by energy absorbing components, e.g. breaker blocks, shear sections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/30—Retaining components in desired mutual position
    • F05B2260/301—Retaining bolts or nuts
    • F05B2260/3011—Retaining bolts or nuts of the frangible or shear type

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR9609703A 1996-08-01 1996-08-01 Support d'arbre cassant a l'apparition d'un balourd Expired - Lifetime FR2752024B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9609703A FR2752024B1 (fr) 1996-08-01 1996-08-01 Support d'arbre cassant a l'apparition d'un balourd

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9609703A FR2752024B1 (fr) 1996-08-01 1996-08-01 Support d'arbre cassant a l'apparition d'un balourd

Publications (2)

Publication Number Publication Date
FR2752024A1 FR2752024A1 (fr) 1998-02-06
FR2752024B1 true FR2752024B1 (fr) 1998-09-04

Family

ID=9494719

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9609703A Expired - Lifetime FR2752024B1 (fr) 1996-08-01 1996-08-01 Support d'arbre cassant a l'apparition d'un balourd

Country Status (1)

Country Link
FR (1) FR2752024B1 (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6240719B1 (en) * 1998-12-09 2001-06-05 General Electric Company Fan decoupler system for a gas turbine engine
US6402469B1 (en) * 2000-10-20 2002-06-11 General Electric Company Fan decoupling fuse
FR2831624A1 (fr) 2001-10-31 2003-05-02 Snecma Moteurs Systeme decoupleur pour l'arbre d'une soufflante de turboreacteur
FR2832195B1 (fr) * 2001-10-31 2004-01-30 Snecma Moteurs Systeme decoupleur pour l'arbre d'une soufflante de turboreacteur
GB0216312D0 (en) * 2002-07-12 2002-08-21 Rolls Royce Plc Frangible coupling
FR2845126B1 (fr) * 2002-09-26 2004-12-03 Snecma Moteurs Dispositif decoupleur en traction
FR2846379B1 (fr) * 2002-10-23 2005-01-21 Snecma Moteurs Systeme de decouplage par charge explosive d'une soufflante d'un turboreacteur
FR2850140B1 (fr) 2003-01-17 2005-02-25 Snecma Moteurs Dispositif de retenue pour organe de liaison, et systeme decoupleur equipe d'un tel dispositif
FR2866068B1 (fr) * 2004-02-06 2006-07-07 Snecma Moteurs Turboreacteur a soufflante solidaire d'un arbre d'entrainement supporte par un premier et un deuxieme paliers
FR2871517B1 (fr) 2004-06-11 2006-09-01 Snecma Moteurs Sa Turbomachine avec moyens de retenue axiale du rotor
FR2877046B1 (fr) 2004-10-26 2010-09-24 Snecma Moteurs Turbomachine avec un dispositif de decouplage et vis fusible pour dispositif de decouplage de la turbomachine
FR2877994B1 (fr) * 2004-11-17 2009-07-10 Snecma Moteurs Sa Support de palier, et moteur d'aeronef equipe d'un tel support de palier.
FR2878289A1 (fr) * 2004-11-19 2006-05-26 Snecma Moteurs Sa Turbomachine avec un dispositif de decouplage commun aux premier et deuxieme paliers de son arbre d'entrainement
FR2888621B1 (fr) * 2005-07-15 2007-10-05 Snecma Dispositif de retention d'un support de palier dans une turbomachine comportant un dispositif de decouplage
FR2925122B1 (fr) * 2007-12-14 2015-09-04 Snecma Dispositif de decouplage d'un support de palier
FR2926603B1 (fr) * 2008-01-23 2010-03-26 Snecma Guidage d'un arbre dans une turbomachine
FR2960026B1 (fr) * 2010-05-11 2014-05-16 Snecma Turboreacteur a montage frangible et moyen de retenue axiale de la soufflante
US8845277B2 (en) 2010-05-24 2014-09-30 United Technologies Corporation Geared turbofan engine with integral gear and bearing supports
FR2960907B1 (fr) 2010-06-02 2012-07-27 Snecma Palier de roulement pour turboreacteur d'aeronef equipe de moyens ameliores de retention axiale de sa bague exterieure
FR2965298B1 (fr) * 2010-09-28 2012-09-28 Snecma Moteur a turbine a gaz comprenant des moyens de retention axiale d'une soufflante dudit moteur
FR2966208B1 (fr) 2010-10-13 2012-12-28 Snecma Boitier de liaison entre un arbre d'entrainement de soufflante de moteur et un palier de roulement
FR3004227B1 (fr) 2013-04-09 2016-10-21 Snecma Disque de soufflante pour un turboreacteur
FR3013387B1 (fr) * 2013-11-20 2015-11-20 Snecma Support de palier presentant une geometrie facilitant l'evacuation des noyaux de fonderie
FR3013380B1 (fr) * 2013-11-20 2015-11-20 Snecma Support de palier a vrille d'etancheite axisymetrique
FR3066534B1 (fr) * 2017-05-22 2020-01-10 Safran Aircraft Engines Ensemble pour turbomachine d'aeronef presentant un systeme de decouplage ameliore en cas de perte d'aube de soufflante
FR3070965B1 (fr) * 2017-09-13 2019-08-23 Safran Aircraft Engines Moyeu d'helice de soufflante non carenee a zone d'amorce de rupture pour la detection et la prevention des avaries
FR3079550B1 (fr) 2018-03-27 2020-10-23 Safran Aircraft Engines Arbre de turbine d'une turbomachine et procede de protection contre une survitesse dudit arbre
FR3085434B1 (fr) * 2018-08-28 2020-07-31 Safran Aircraft Engines Turbomachine a rattrapage d'effort axial entre le rotor et le stator par amenee d'huile sous pression
JP7032279B2 (ja) * 2018-10-04 2022-03-08 本田技研工業株式会社 ガスタービンエンジン
GB201900382D0 (en) 2019-01-11 2019-02-27 Rolls Royce Plc Gas turbine engine
US11408304B2 (en) * 2020-10-08 2022-08-09 Pratt & Whitney Canada Corp. Gas turbine engine bearing housing
FR3129174A1 (fr) * 2021-11-15 2023-05-19 Safran Aircraft Engines Module de turbomachine comprenant un dispositif d’amortissement et turbomachine correspondante

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2908518A (en) * 1956-06-26 1959-10-13 Fairchild Engine & Airplane Centering device
GB1418907A (en) * 1972-06-23 1975-12-24 Rolls Royce Bearing assemblies
GB2080486B (en) * 1980-07-15 1984-02-15 Rolls Royce Shafts
GB2114266A (en) * 1982-02-02 1983-08-17 Rolls Royce Shaft assembly in a ducted fan gas turbine engine
US4507047A (en) * 1983-02-28 1985-03-26 Tech Development Inc. Hoop turbine
DE3341141A1 (de) * 1983-11-14 1985-05-23 BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau Wellenkupplung
GB8602844D0 (en) * 1986-02-05 1986-03-12 Monoconstruction Ltd Furnace tap hole closure
US4758109A (en) * 1986-12-15 1988-07-19 Weasler Engineering, Inc. Shear joint for yoke
FR2640684B1 (fr) * 1988-12-15 1994-01-28 Snecma Turbomachine comportant un dispositif de freinage entre rotor de turbine et carter d'echappement
WO1994008658A1 (fr) * 1992-10-14 1994-04-28 Rose Systems, Inc. Appareil de securite
GB9317530D0 (en) * 1993-08-21 1993-10-06 Westland Helicopters Fusible support devices for rotating shafts
US5433584A (en) * 1994-05-05 1995-07-18 Pratt & Whitney Canada, Inc. Bearing support housing

Also Published As

Publication number Publication date
FR2752024A1 (fr) 1998-02-06

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